133386276 has 12 divisors (see below), whose sum is σ = 311234672. Its totient is φ = 44462088.

The previous prime is 133386271. The next prime is 133386277. The reversal of 133386276 is 672683331.

133386276 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (133386271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5557750 + ... + 5557773.

Almost surely, 2^133386276 is an apocalyptic number.

It is an amenable number.

133386276 is an abundant number, since it is smaller than the sum of its proper divisors (177848396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133386276 is a wasteful number, since it uses less digits than its factorization.

133386276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11115530 (or 11115528 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 133386276 is about 11549.2976409823. The cubic root of 133386276 is about 510.9405634228.

The spelling of 133386276 in words is "one hundred thirty-three million, three hundred eighty-six thousand, two hundred seventy-six".